Comparison

OmniTools vs Calculator Widget

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

OmniTools

This versatile app offers a comprehensive suite of tools for file management, media creation, and utility functions. It includes features for photo cleanup, intelligent compression, PDF manipulation, QR code scanning and generation, and various text and unit conversions.

Highlights
  • Photo cleanup and intelligent compression
  • Address book optimization
  • Hardware detection and device information
  • Image to PDF conversion and PDF signing
  • QR code/barcode scanning and generation
  • File compression and extraction (zip, rar, 7z)
  • File transfer over local network
Features
Read full description

This app is a multi-functional toolbox that allows you to easily and freely have the following functions: 1. Photo cleanup: Quickly and intelligently recognize similar photos, blurry photos, and overly dark photos on your phone, freeing you from the hassle of manual cleaning one by one; 2. Intelligent compression: We provide efficient and fast compression methods to ensure quality and speed. 3. Address Book Optimization: With your authorization, we will scan your address book, intelligently identify incomplete contact information and duplicate contacts, and provide functions such as merging and editing contacts, allowing you to quickly clean up your address book. 4. Hardware Detection: We provide a clear and understandable device information viewing page, allowing you to have further understanding of your own phone. 5. Image to PDF Conversion: Can convert multiple images into a PDF format file. 6. PDF Signing: Can handwrite signatures and edit PDF files. 7. PDF merging: it is possible to combine multiple PDF files into one file; 8. Conversion of PPT/Word to PDF: it is possible to convert files such as PPT and Word to PDF format; 9. Webpage to PDF or long image: by entering the URL, we can convert the content on that webpage into a PDF format file or image; 10. PDF to image: convert each page of the PDF into individual images. 11. Scan QR code/barcode: it can recognize and read various types of QR codes and barcodes, and save records locally for easy viewing next time. 12. QR Code/Barcode Generator: Can create various types of QR codes and barcodes. 13. File Compression: Easily compress photos, videos, and local files from the system album into zip or 7z formats, and share or save them. 14. File Extraction: Quickly extract compressed files in formats such as rar、zip、7z、tar、tz、tgz and gzip, easily view the contents of compressed files. 15. File Transfer: Transfer files between different devices through a local area network IP address. 16. Drawing Board: Provides the function of freehand drawing, preserving every creative idea. 17. Image stitching: Multiple images can be stitched together into a long image. 18. GIF making: Quickly convert images to GIFs. 19. Video merging: Multiple videos can be merged into one video. 20. Capitalization conversion: Convert Arabic numerals to capitalized Chinese numerals. 21. Traditional and simplified Chinese conversion: Provide mutual conversion between traditional and simplified Chinese characters 22. Unit conversion: Provide conversion between multiple units. 23. Text-to-image: Text can be edited and converted into an image. 24. Daily Laugh: Provides a large number of jokes to make people smile. 25. Daily Proverb: Provides a large number of proverbs to enhance knowledge reserve. 26. Idiom Dictionary: Collects a massive amount of idioms for convenient reference. 27. Noise Detection: Can detect the current sound decibels. When using this function, you need to grant Fast Toolbox access to the microphone.

About

Calculator Widget

Enhance your device with dynamic widgets and interactive features. Access a calculator directly from your home screen or dynamic island. View your calculation history and utilize standby mode for quick access.

Highlights
  • Dynamic Island support
  • Interactive widget
  • Standby mode
  • Live Activities
  • Calculation history
Read full description

- Support Dynamic Island. - Support Interactive Widget. - Support Standby. - Support Live Activities. Please open the app at least once to add widgets.

Screenshots

OmniTools4 screens
Calculator Widget4 screens

Verdict

The call

The clearest difference is in-app purchases: OmniTools at none against Calculator Widget's 2. OmniTools also leads on rating (5.0 vs 4.8) and iOS requirement (12.0 vs 17.0). Calculator Widget's advantage is ads (none vs shown) and ratings volume (32 vs 1). On price, update cadence and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Calculator Widget sells 2 one-off in-app purchases. OmniTools asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

OmniTools holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Calculator Widget has 32 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

OmniTools ships an update every 9 days, Calculator Widget fortnightly. The most recent releases landed on October 2, 2026 and October 10, 2026 respectively.

Scorecard6 real differences · 4 level
OmniTools versus Calculator Widget: the parameters behind the verdict, then further details
ParameterOmniToolsCalculator Widget
PriceFreeFree
Rating5.0 (1 ratings) — better4.8 (32 ratings)
Positive reviews—100.0% of reviews
Number of ratings132 — better
Update frequencyEvery 9 days — betterFortnightly
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad, Mac — better
Requires iOS12.0 — better17.0
Further details — not scored
Size46 MB19 MB
Age rating4+4+
Developer一峰 赵ZIJIAN CHEN

Customer experience

OmniTools

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Calculator Widget

All ratings32 ratings
Positive96.9%
Neutral3.1%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

OmniTools

No in-app purchases

2 purchases

Calculator Widget

One-time2
  • Pro-Offer$1.99
  • Pro Version$2.49

Questions

Is OmniTools free?
OmniTools is free to download, with no in-app purchases.
Is Calculator Widget free?
Calculator Widget is free to download, with in-app purchases available.
Which has better reviews, OmniTools or Calculator Widget?
OmniTools is rated higher. OmniTools averages 5.0 out of 5 from 1 ratings, while Calculator Widget averages 4.8 from 32 ratings.
Do OmniTools or Calculator Widget have ads?
OmniTools shows ads; Calculator Widget does not.
Which is updated more often, OmniTools or Calculator Widget?
OmniTools ships an update every 9 days, and Calculator Widget fortnightly. Most recently, OmniTools was updated on October 2, 2026 and Calculator Widget on October 10, 2026.

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